package com.shf7;

public class SellTicketDemo {
  public static void main(String[] args) {
    SellTicket st=new SellTicket();

    Thread t1=new Thread(st,"窗口1");
    Thread t2=new Thread(st,"窗口2");
    Thread t3=new Thread(st,"窗口3");

    t1.start();
    t2.start();
    t3.start();
  }
}
